Worst air pollution Downtown Corvallis - Corvallis, today and tomorrow
Today (15 July): Air quality in Downtown Corvallis is fair. PM2.5, NO2, and PM1 are fair; AQI and O3 are medium; PM10, SO2, CO, and HCHO are good. Pollution peaks around 6:00 AM (O3: 44.1/100).
Tomorrow (16 July 2026): Air quality in Downtown Corvallis is fair. AQI worsens to fair; PM2.5 decreases to good; O3 increases to fair; PM1 decreases to good; all other pollutants stay as today. Pollution peaks around 6:00 AM (O3: 37.5/100). Airmine updates local air quality forecasts four times daily.
For long term forecasts and maps, see the Airmine app
Developed with support from the European Space Agency (ESA)’s Business Applications and Space Solutions (BASS) team
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Air quality at Downtown Corvallis, the city's compact downtown along the Willamette River, generally follows the pattern seen across Corvallis, shaped by the same local and regional factors. Checking conditions closer to visit time is still the best way to plan around this specific site.
Today - 15 July | Pollution peaks at 06:00
AQI:
Medium
44.1/100
PM2.5 (fine particles):
Fair
23.4/100
PM10 (coarse particles):
Good
11.7/100
NO2 (nitrogen dioxide):
Fair
26.9/100
O3 (ozone):
Medium
44.1/100
SO2 (sulfur dioxide):
Good
4.5/100
CO (carbon monoxide):
Good
0.0/100
HCHO (formaldehyde):
Good
9.0/100
PM1 (ultrafine particles):
Fair
20.8/100
Levels show the poorest local air quality during the day
Tomorrow - 16 July | Pollution peaks at 06:00
AQI:
Fair
37.5/100
PM2.5 (fine particles):
Good
17.2/100
PM10 (coarse particles):
Good
8.7/100
NO2 (nitrogen dioxide):
Fair
21.8/100
O3 (ozone):
Fair
37.5/100
SO2 (sulfur dioxide):
Good
4.3/100
CO (carbon monoxide):
Good
0.0/100
HCHO (formaldehyde):
Good
5.0/100
PM1 (ultrafine particles):
Good
15.3/100
Other Landmarks in Corvallis
Frequently Asked Questions
Is air quality bad in Downtown Corvallis right now?
On 15 July 2026, overall air quality in Downtown Corvallis is fair. NO2 is the main pollutant at 26.9/100. Pollution peaks around 6:00 AM (O3: 44.1/100).
Will air quality be worse tomorrow in Downtown Corvallis?
On 16 July 2026, air quality conditions in Downtown Corvallis will be similar to today, with AQI forecast at fair at 37.5/100. Pollution peaks around 6:00 AM (O3: 37.5/100).
When is air pollution at its worst in Downtown Corvallis?
Downtown Corvallis's air quality follows a clear seasonal pattern. Typically, winter and spring bring the cleanest air, as frequent rain and consistent onshore wind clear pollution quickly, while the driest weeks of late summer bring the greatest risk of smoke drifting in from regional wildfires. Prevailing onshore winds usually keep pollution moving rather than letting it settle.
Are air quality levels in Downtown Corvallis based on measurements or forecasts?
It is forecasts derived by downscaling forecasts provided by EU’s Copernicus Atmosphere Monitoring Service (CAMS) by taking into account local conditions such as traffic patterns. CAMS bases its forecast on satellite measurements of particles and chemical compounds in the atmosphere. Airmine’s services were developed with support from the European Space Agency (ESA)’s Business Applications and Space Solutions (BASS) team.
Want to see air quality forecasts for other cities in United States?
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Data provided by Airmine — Last update: 16 July 2026 at 10:33 CEST (Data is updated four times daily.)
This forecast is produced independently using Airmine's own atmospheric data and models.
Unless explicitly made clear, the content on this site has not been paid for by external organisations and is Airmine's sole responsibility.
For long term forecasts and maps, see the Airmine app